403 	struct nau8825 *nau8825 = snd_soc_codec_get_drvdata(codec);  in nau8825_hw_params()  local
423 	regmap_update_bits(nau8825->regmap, NAU8825_REG_I2S_PCM_CTRL1,  in nau8825_hw_params()
432 	struct nau8825 *nau8825 = snd_soc_codec_get_drvdata(codec);  in nau8825_set_dai_fmt()  local
476 	regmap_update_bits(nau8825->regmap, NAU8825_REG_I2S_PCM_CTRL1,  in nau8825_set_dai_fmt()
480 	regmap_update_bits(nau8825->regmap, NAU8825_REG_I2S_PCM_CTRL2,  in nau8825_set_dai_fmt()
527 	struct nau8825 *nau8825 = snd_soc_codec_get_drvdata(codec);  in nau8825_enable_jack_detect()  local
528 	struct regmap *regmap = nau8825->regmap;  in nau8825_enable_jack_detect()
530 	nau8825->jack = jack;  in nau8825_enable_jack_detect()
567 static void nau8825_eject_jack(struct nau8825 *nau8825)  in nau8825_eject_jack()  argument
569 	struct snd_soc_dapm_context *dapm = nau8825->dapm;  in nau8825_eject_jack()
570 	struct regmap *regmap = nau8825->regmap;  in nau8825_eject_jack()
604 static int nau8825_jack_insert(struct nau8825 *nau8825)  in nau8825_jack_insert()  argument
606 	struct regmap *regmap = nau8825->regmap;  in nau8825_jack_insert()
607 	struct snd_soc_dapm_context *dapm = nau8825->dapm;  in nau8825_jack_insert()
620 		dev_dbg(nau8825->dev, "OMTP (micgnd1) mic connected\n");  in nau8825_jack_insert()
641 		dev_dbg(nau8825->dev, "CTIA (micgnd2) mic connected\n");  in nau8825_jack_insert()
675 	struct nau8825 *nau8825 = (struct nau8825 *)data;  in nau8825_interrupt()  local
676 	struct regmap *regmap = nau8825->regmap;  in nau8825_interrupt()
684 		nau8825_eject_jack(nau8825);  in nau8825_interrupt()
696 		nau8825->button_pressed = nau8825_button_decode(  in nau8825_interrupt()
699 		event |= nau8825->button_pressed;  in nau8825_interrupt()
707 			event |= nau8825_jack_insert(nau8825);  in nau8825_interrupt()
709 			dev_warn(nau8825->dev, "Headset completion IRQ fired but no headset connected\n");  in nau8825_interrupt()
710 			nau8825_eject_jack(nau8825);  in nau8825_interrupt()
723 		snd_soc_jack_report(nau8825->jack, event, event_mask);  in nau8825_interrupt()
728 static void nau8825_setup_buttons(struct nau8825 *nau8825)  in nau8825_setup_buttons()  argument
730 	struct regmap *regmap = nau8825->regmap;  in nau8825_setup_buttons()
734 		nau8825->sar_voltage << NAU8825_SAR_TRACKING_GAIN_SFT);  in nau8825_setup_buttons()
737 		nau8825->sar_compare_time << NAU8825_SAR_COMPARE_TIME_SFT);  in nau8825_setup_buttons()
740 		nau8825->sar_sampling_time << NAU8825_SAR_SAMPLING_TIME_SFT);  in nau8825_setup_buttons()
744 		(nau8825->sar_threshold_num - 1) << NAU8825_KEYDET_LEVELS_NR_SFT);  in nau8825_setup_buttons()
747 		nau8825->sar_hysteresis << NAU8825_KEYDET_HYSTERESIS_SFT);  in nau8825_setup_buttons()
750 		nau8825->key_debounce << NAU8825_KEYDET_SHORTKEY_DEBOUNCE_SFT);  in nau8825_setup_buttons()
753 		(nau8825->sar_threshold[0] << 8) | nau8825->sar_threshold[1]);  in nau8825_setup_buttons()
755 		(nau8825->sar_threshold[2] << 8) | nau8825->sar_threshold[3]);  in nau8825_setup_buttons()
757 		(nau8825->sar_threshold[4] << 8) | nau8825->sar_threshold[5]);  in nau8825_setup_buttons()
759 		(nau8825->sar_threshold[6] << 8) | nau8825->sar_threshold[7]);  in nau8825_setup_buttons()
767 static void nau8825_init_regs(struct nau8825 *nau8825)  in nau8825_init_regs()  argument
769 	struct regmap *regmap = nau8825->regmap;  in nau8825_init_regs()
772 	regmap_update_bits(nau8825->regmap, NAU8825_REG_BIAS_ADJ,  in nau8825_init_regs()
774 	regmap_update_bits(nau8825->regmap, NAU8825_REG_BOOST,  in nau8825_init_regs()
780 		nau8825->vref_impedance << NAU8825_BIAS_VMID_SEL_SFT);  in nau8825_init_regs()
790 		nau8825->jkdet_enable ? 0 : NAU8825_JKDET_OUTPUT_EN);  in nau8825_init_regs()
793 		nau8825->jkdet_pull_enable ? 0 : NAU8825_JKDET_PULL_EN);  in nau8825_init_regs()
796 		nau8825->jkdet_pull_up ? NAU8825_JKDET_PULL_UP : 0);  in nau8825_init_regs()
800 		nau8825->jkdet_polarity ? 0 : NAU8825_JACK_POLARITY);  in nau8825_init_regs()
804 		nau8825->jack_insert_debounce << NAU8825_JACK_INSERT_DEBOUNCE_SFT);  in nau8825_init_regs()
807 		nau8825->jack_eject_debounce << NAU8825_JACK_EJECT_DEBOUNCE_SFT);  in nau8825_init_regs()
813 		NAU8825_MICBIAS_VOLTAGE_MASK, nau8825->micbias_voltage);  in nau8825_init_regs()
815 	if (nau8825->sar_threshold_num)  in nau8825_init_regs()
816 		nau8825_setup_buttons(nau8825);  in nau8825_init_regs()
843 	struct nau8825 *nau8825 = snd_soc_codec_get_drvdata(codec);  in nau8825_codec_probe()  local
846 	nau8825->dapm = dapm;  in nau8825_codec_probe()
858 	regmap_write(nau8825->regmap, NAU8825_REG_INTERRUPT_DIS_CTRL, 0);  in nau8825_codec_probe()
859 	nau8825_restart_jack_detection(nau8825->regmap);  in nau8825_codec_probe()
925 static void nau8825_fll_apply(struct nau8825 *nau8825,  in nau8825_fll_apply()  argument
928 	regmap_update_bits(nau8825->regmap, NAU8825_REG_CLK_DIVIDER,  in nau8825_fll_apply()
930 	regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL1,  in nau8825_fll_apply()
933 	regmap_write(nau8825->regmap, NAU8825_REG_FLL2, fll_param->fll_frac);  in nau8825_fll_apply()
935 	regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL3,  in nau8825_fll_apply()
938 	regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL4,  in nau8825_fll_apply()
941 	regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL5,  in nau8825_fll_apply()
944 	regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL6,  in nau8825_fll_apply()
952 	struct nau8825 *nau8825 = snd_soc_codec_get_drvdata(codec);  in nau8825_set_pll()  local
966 	nau8825_fll_apply(nau8825, &fll_param);  in nau8825_set_pll()
968 	regmap_update_bits(nau8825->regmap, NAU8825_REG_CLK_DIVIDER,  in nau8825_set_pll()
973 static int nau8825_configure_sysclk(struct nau8825 *nau8825, int clk_id,  in nau8825_configure_sysclk()  argument
976 	struct regmap *regmap = nau8825->regmap;  in nau8825_configure_sysclk()
986 		if (!nau8825->mclk)  in nau8825_configure_sysclk()
989 		if (!nau8825->mclk_freq) {  in nau8825_configure_sysclk()
990 			ret = clk_prepare_enable(nau8825->mclk);  in nau8825_configure_sysclk()
992 				dev_err(nau8825->dev, "Unable to prepare codec mclk\n");  in nau8825_configure_sysclk()
997 		if (nau8825->mclk_freq != freq) {  in nau8825_configure_sysclk()
998 			nau8825->mclk_freq = freq;  in nau8825_configure_sysclk()
1000 			freq = clk_round_rate(nau8825->mclk, freq);  in nau8825_configure_sysclk()
1001 			ret = clk_set_rate(nau8825->mclk, freq);  in nau8825_configure_sysclk()
1003 				dev_err(nau8825->dev, "Unable to set mclk rate\n");  in nau8825_configure_sysclk()
1015 		if (nau8825->mclk_freq) {  in nau8825_configure_sysclk()
1016 			clk_disable_unprepare(nau8825->mclk);  in nau8825_configure_sysclk()
1017 			nau8825->mclk_freq = 0;  in nau8825_configure_sysclk()
1022 		dev_err(nau8825->dev, "Invalid clock id (%d)\n", clk_id);  in nau8825_configure_sysclk()
1026 	dev_dbg(nau8825->dev, "Sysclk is %dHz and clock id is %d\n", freq,  in nau8825_configure_sysclk()
1034 	struct nau8825 *nau8825 = snd_soc_codec_get_drvdata(codec);  in nau8825_set_sysclk()  local
1036 	return nau8825_configure_sysclk(nau8825, clk_id, freq);  in nau8825_set_sysclk()
1042 	struct nau8825 *nau8825 = snd_soc_codec_get_drvdata(codec);  in nau8825_set_bias_level()  local
1054 			if (nau8825->mclk_freq) {  in nau8825_set_bias_level()
1055 				ret = clk_prepare_enable(nau8825->mclk);  in nau8825_set_bias_level()
1057 					dev_err(nau8825->dev, "Unable to prepare codec mclk\n");  in nau8825_set_bias_level()
1062 			ret = regcache_sync(nau8825->regmap);  in nau8825_set_bias_level()
1073 		if (nau8825->mclk_freq)  in nau8825_set_bias_level()
1074 			clk_disable_unprepare(nau8825->mclk);  in nau8825_set_bias_level()
1076 		regcache_mark_dirty(nau8825->regmap);  in nau8825_set_bias_level()
1103 static void nau8825_print_device_properties(struct nau8825 *nau8825)  in nau8825_print_device_properties()  argument
1106 	struct device *dev = nau8825->dev;  in nau8825_print_device_properties()
1108 	dev_dbg(dev, "jkdet-enable:         %d\n", nau8825->jkdet_enable);  in nau8825_print_device_properties()
1109 	dev_dbg(dev, "jkdet-pull-enable:    %d\n", nau8825->jkdet_pull_enable);  in nau8825_print_device_properties()
1110 	dev_dbg(dev, "jkdet-pull-up:        %d\n", nau8825->jkdet_pull_up);  in nau8825_print_device_properties()
1111 	dev_dbg(dev, "jkdet-polarity:       %d\n", nau8825->jkdet_polarity);  in nau8825_print_device_properties()
1112 	dev_dbg(dev, "micbias-voltage:      %d\n", nau8825->micbias_voltage);  in nau8825_print_device_properties()
1113 	dev_dbg(dev, "vref-impedance:       %d\n", nau8825->vref_impedance);  in nau8825_print_device_properties()
1115 	dev_dbg(dev, "sar-threshold-num:    %d\n", nau8825->sar_threshold_num);  in nau8825_print_device_properties()
1116 	for (i = 0; i < nau8825->sar_threshold_num; i++)  in nau8825_print_device_properties()
1118 				nau8825->sar_threshold[i]);  in nau8825_print_device_properties()
1120 	dev_dbg(dev, "sar-hysteresis:       %d\n", nau8825->sar_hysteresis);  in nau8825_print_device_properties()
1121 	dev_dbg(dev, "sar-voltage:          %d\n", nau8825->sar_voltage);  in nau8825_print_device_properties()
1122 	dev_dbg(dev, "sar-compare-time:     %d\n", nau8825->sar_compare_time);  in nau8825_print_device_properties()
1123 	dev_dbg(dev, "sar-sampling-time:    %d\n", nau8825->sar_sampling_time);  in nau8825_print_device_properties()
1124 	dev_dbg(dev, "short-key-debounce:   %d\n", nau8825->key_debounce);  in nau8825_print_device_properties()
1126 			nau8825->jack_insert_debounce);  in nau8825_print_device_properties()
1128 			nau8825->jack_eject_debounce);  in nau8825_print_device_properties()
1132 	struct nau8825 *nau8825) {  in nau8825_read_device_properties()  argument
1134 	nau8825->jkdet_enable = device_property_read_bool(dev,  in nau8825_read_device_properties()
1136 	nau8825->jkdet_pull_enable = device_property_read_bool(dev,  in nau8825_read_device_properties()
1138 	nau8825->jkdet_pull_up = device_property_read_bool(dev,  in nau8825_read_device_properties()
1141 		&nau8825->jkdet_polarity);  in nau8825_read_device_properties()
1143 		&nau8825->micbias_voltage);  in nau8825_read_device_properties()
1145 		&nau8825->vref_impedance);  in nau8825_read_device_properties()
1147 		&nau8825->sar_threshold_num);  in nau8825_read_device_properties()
1149 		nau8825->sar_threshold, nau8825->sar_threshold_num);  in nau8825_read_device_properties()
1151 		&nau8825->sar_hysteresis);  in nau8825_read_device_properties()
1153 		&nau8825->sar_voltage);  in nau8825_read_device_properties()
1155 		&nau8825->sar_compare_time);  in nau8825_read_device_properties()
1157 		&nau8825->sar_sampling_time);  in nau8825_read_device_properties()
1159 		&nau8825->key_debounce);  in nau8825_read_device_properties()
1161 		&nau8825->jack_insert_debounce);  in nau8825_read_device_properties()
1163 		&nau8825->jack_eject_debounce);  in nau8825_read_device_properties()
1165 	nau8825->mclk = devm_clk_get(dev, "mclk");  in nau8825_read_device_properties()
1166 	if (PTR_ERR(nau8825->mclk) == -EPROBE_DEFER) {  in nau8825_read_device_properties()
1168 	} else if (PTR_ERR(nau8825->mclk) == -ENOENT) {  in nau8825_read_device_properties()
1170 		nau8825->mclk = NULL;  in nau8825_read_device_properties()
1172 	} else if (IS_ERR(nau8825->mclk)) {  in nau8825_read_device_properties()
1179 static int nau8825_setup_irq(struct nau8825 *nau8825)  in nau8825_setup_irq()  argument
1181 	struct regmap *regmap = nau8825->regmap;  in nau8825_setup_irq()
1189 	nau8825_configure_sysclk(nau8825, NAU8825_CLK_INTERNAL, 0);  in nau8825_setup_irq()
1207 	ret = devm_request_threaded_irq(nau8825->dev, nau8825->irq, NULL,  in nau8825_setup_irq()
1209 		"nau8825", nau8825);  in nau8825_setup_irq()
1212 		dev_err(nau8825->dev, "Cannot request irq %d (%d)\n",  in nau8825_setup_irq()
1213 			nau8825->irq, ret);  in nau8825_setup_irq()
1224 	struct nau8825 *nau8825 = dev_get_platdata(&i2c->dev);  in nau8825_i2c_probe()  local
1227 	if (!nau8825) {  in nau8825_i2c_probe()
1228 		nau8825 = devm_kzalloc(dev, sizeof(*nau8825), GFP_KERNEL);  in nau8825_i2c_probe()
1229 		if (!nau8825)  in nau8825_i2c_probe()
1231 		ret = nau8825_read_device_properties(dev, nau8825);  in nau8825_i2c_probe()
1236 	i2c_set_clientdata(i2c, nau8825);  in nau8825_i2c_probe()
1238 	nau8825->regmap = devm_regmap_init_i2c(i2c, &nau8825_regmap_config);  in nau8825_i2c_probe()
1239 	if (IS_ERR(nau8825->regmap))  in nau8825_i2c_probe()
1240 		return PTR_ERR(nau8825->regmap);  in nau8825_i2c_probe()
1241 	nau8825->dev = dev;  in nau8825_i2c_probe()
1242 	nau8825->irq = i2c->irq;  in nau8825_i2c_probe()
1244 	nau8825_print_device_properties(nau8825);  in nau8825_i2c_probe()
1246 	nau8825_reset_chip(nau8825->regmap);  in nau8825_i2c_probe()
1247 	ret = regmap_read(nau8825->regmap, NAU8825_REG_I2C_DEVICE_ID, &value);  in nau8825_i2c_probe()
1259 	nau8825_init_regs(nau8825);  in nau8825_i2c_probe()
1262 		nau8825_setup_irq(nau8825);  in nau8825_i2c_probe()
1278 	struct nau8825 *nau8825 = dev_get_drvdata(dev);  in nau8825_suspend()  local
1281 	regcache_cache_only(nau8825->regmap, true);  in nau8825_suspend()
1282 	regcache_mark_dirty(nau8825->regmap);  in nau8825_suspend()
1290 	struct nau8825 *nau8825 = dev_get_drvdata(dev);  in nau8825_resume()  local
1292 	regcache_cache_only(nau8825->regmap, false);  in nau8825_resume()
1293 	regcache_sync(nau8825->regmap);  in nau8825_resume()